Luminosity and Lightness

Luminosity

Luminosity noun - The quality or state of having or giving off light.
Usage example: the luminosity of the fireflies made for an enchanting nighttime show

Lightness and luminosity are semantically related in brightness topic. In some cases you can use "Lightness" instead a noun "Luminosity", when it comes to topics like luminance.

Nearby Words: luminous, luminance, luminously

Lightness

Lightness noun - The quality or state of having or giving off light.
Usage example: the photographer was concerned that the lightness of the background would cast the main subject into shadow

Luminosity and lightness are semantically related in brightness topic. You can use "Luminosity" instead a noun "Lightness", if it concerns topics such as luminance.

Cite this Source
Lightness and Luminosity. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/luminosity/lightness
Luminosity & Lightness. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/luminosity/lightness>.
Lightness or Luminosity. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/luminosity/lightness.
Google Ngram Viewer shows how "luminosity" and "lightness" have occurred on timeline